<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <title>simple-mvvm</title>
  </head>
  <body>
    <div id="app">
      <h1>{{ title }}</h1>
      <input type="text" v-model="content" />
      <h2>{{ content }}</h2>
      <button v-on:click="alert">Alert Title</button>
    </div>
  </body>
</html>
